The Riddle of GravitationThought-provoking nonmathematical introduction to the conceptual foundations of both Newton's and Einstein's theories of gravitation. Special relativity theory, general relativity theory, other topics. This updated edition features material on gravitational radiation detectors, current problems in cosmology, singularities of the gravitational field, and more. |
Contents
Gravitation Is an Attractive Force | 6 |
The InverseSquare Law of Gravitational Attraction | 7 |
Newtons Third Law | 8 |
Copyright | |
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astronomical atoms axis called Cartesian clocks components continuum coordinate system cosmological covariance curvature curves density depends determined direction distance double star earth effects Einstein electric charges energy equal equations finite flat four-dimensional frame of reference free-falling frame galaxies geometry gravitational acceleration gravitational field gravitational radiation gravitational waves hence inertial frame infinity instance interactions interior large mass light cone light signal lightlike linear momentum Lorentz frame magnetic magnitude manifold mathematical matter Minkowski universe motion Newton's Newtonian physics objects observer orbit original parallel transport planet predicted principle of equivalence propagation pulsars quantities quantum theory quasars ratio redshift region relationship relativistic represent respect rest result right angles rotation Schwarzschild radius shear space space-time spacelike spatial special theory speed of light sphere spherical straight lines surface tensor test bodies theory of gravitation theory of relativity timelike trajectory unaccelerated values vector velocity world points